Chess Board
[ECO code C50]
GIUOCO PIANO - Two Kts. Def.
The Rosentreter Variation
Black's KKtPawn to KKt4(g5) continued the attack on White's bishop and enabled ..KtxP.
White defends his KP by (best) advancing his KBPawn to KB4(f4), counter-attacking Black's KP.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	KtxB   KtxKt
 2. Kt-KB3 Kt-QB3    7.	B-KKt5 P-KR3
 3. B-B4   B-B4	     8.	B-R4   P-KKt4
 4. 0-0	   Kt-B3     9.	P-B4
 5. P-Q4   BxP
Example ends: Undo or Jump or Clear